e the molality of a solution containing 14.3 g of NaCl in 42.2 g of water.

Q: what is the molality of a solution made 100.1 g of NaCl and 440.0 of water?

A: To calculate the molality of the solution , we would use formula of molality.

Q: A solution contains 0.35 mol of isopropanol (C3H7OH) dissolved in 0.85 mol of water. (a) What is the…

A: (a) Mole fraction of isopropanol = moles of isopropanolmoles of isopropanol+moles of water…

Q: A 0.944M solution of glucose, C6H12O6, in water has a density of 1.0624g/mL at 20oC. What is the…

A: Molarity=0.944 M           =no of moles of solutevoulme of solution in litre

Q: A solution is made using 150.0 mL of ethanol (density 0.7892 g/mL) and 350.0 mL of water (density…

A:

Q: A solution has a solvent volume of 250. mL and contains 54.8 g of Na2SO4 . What is the molality of…

A: Molarity is the ratio of the number of moles of solute dissolved in one liter of a solution. unit of…

Q: The percent by mass of methanol (MM = 32.04 g/mol) in an aqueous solution is 22.3%. What is the…

A: The molality of a given solution can be defined as the number of moles of the solute that are…

Q: An aqueous solution of molecular compound X freezes at -0.569°C. Calculate the molality of the…

A: Depression in freezing point (∆Tf) :-  When a non volatile solute is added to a pure solvent its…

Q: Calculate the molality of a 46.2 percent (by mass) aqueous solution of sodium chloride.

A: Given percentage by mass of NaCl = 46.2℅ NaCl is the solute water is solvent

Q: a solution contains 25.5 of NaCl dissolved in sufficient water to give a total mass of 325.0 g. What…

A: Given Mass of NaCl = 25.5 g Total mass = 325.0 g = 0.325 kg molar mass of NaCl = 58.44 g/mol 1)…

Q: Calculate the molarity and the molality of an NH3 solution made up of 30.0 g of NH3 in 70.0 g of…

A:

Q: In an experiment, a group of students dissolved 4.67 g of toluene in 67.8 g of cyclohexane. What was…

A:

Q: How do I use the molality of a substance to calculate the molar mass? Example: molality is .122M of…

A: Given:Molality = 0.122 m = 0.122 mol/Kg.Mass of the solute = 0.346 g.Mass of solvent = 7.79 g =…

Q: A solution contains 22.5 g of methanol, CH3OH , dissolved in sufficient water to give a total mass…

A:

Q: the percent by mass of glucose (MM=108.2g/mol) in an aqueous solution is 25.7% what is the molality…

A: Given, percentage by mass = 25.7 % Let the total mass of the mixture solution be 100 g Thus, mass of…

Q: n aqueous solution of concentrated nitric acid (HNO3) is 70.0% by mass. What is molality of this…

A: Molality is a property of a solution and is defined as the number of moles of solute per kilogram of…

Q: aqueous solution is 21.9%. What is the molality of the ethanol solution?

A:

Q: (a) What is the molality of a solution formed by dissolving 1.12 mol of KCl in 16.0 mol of water?…

A: Molality is unit of concentration and is defined as the number of moles of solute per mass of the…

Q: 2. A commercial bleach solution contains 3.62 mass percent NaOCI in water. Calculate the molality of…

A: The molality is the term used to define the concentration of the solution.In order to find the…

Q: Calculate the molality of each of the following solutions: (a) 16.9 g of sucrose (C12H22011) in 741…

A:

Q: The density of an aqueous solution containing 20.0 percent of ethanol (C2H5OH) by mass is 0.966…

A: Given that:  Density of ethanol = 0.966g/mL  Mass percent of ethanol = 20.0%  20.0% mass ethanol…

Q: A solution is made by dissolving 56.0 g CaCl, in 150.0 g of water. What is the molality (m) of this…

A:

Q: Calculate the molarity and molality of an NH3 solution made up of 25.0 g of NH3 in 55.0 g of water.…

A: Answers are explained below. Calculation for the molarity of the solution is as follows:

Q: The percent by mass of acetone (MM = 58.08 g/mol) in an aqueous solution is 34.7%. What is the…

A: Given, Molar mass of the acetone = 58.08 g/mol Percent by mass of acetone in an aqueous solution =…

Q: 3. Calculate the molality of the solution prepared by dissolving 34.3 g of glucose (C6H12O6) in 321…

A: Molality is defined as number of solute present in 1000g of solvent. Mole= MOLAlity×mass of solvent…

Q: The percent by mass of acetonitrile (MM = 41.05 g/mol) in an aqueous solution is 27.3%. What is the…

A: Given, molar mass of Acetonitrile = 41.05 g/mol Mass % = 27.3 %  Let 100 g sample of this Solution…

Q: A solution is prepared by dissolving 102 g of NaCl in 924 g water to make a total solution volume of…

A:

Q: A 125.0 g aqueous solution contains 64 g ethanol. What is the mole fraction of glucose in the…

A: The given data contains, mass of solute = 64 g. mass of solution = 125 g.

Q: What mass of glucose should dissolve in11.5kg of water to obtain a solution with a freezing point of…

A:

Q: What is the molality of a solution of 560. g of acetone (molar mass = 58.08 g/mol) dissolved in…

A: Molality = Number of moles of solute/Mass of solvent in Kg Number moles of solute = Mass of…

Q: The density of an aqueous solution containing 10.0 percent of ethanol (C2H5OH) by mass is 0.984…

A:

Q: What is the osmotic pressure of a solution that contains 65.6 g of sucrose (MM C12H22011 = 342.34…

A: Given, mass of sucrose = 65.6 g Molar mass of sucrose = 342.34 g/mol Volume of the solution = 250.0…

Q: A solution contains 0.100 mol of NaCl dissolved in 8.60 mol of water. (a) What is the mole fraction…

A: Mole fraction of a component is equal to the number of moles of a component divided by total number…

Q: A solution of propylene glycol (antifreeze) in the car's radiator has a freezing point of -20°c.…

A: Given data contains, Freezing point is -20°C. Freezing point of water is 0.00°C. The change in…

Q: What is the molality of nitric acid in a concentrated solution of nitric acid (68.0% HNO3 by mass)?…

A:

Q: An aqueous solution of acetone (MM = 58.08 g/mol) has a molality of 1.61 m and a density of 1.25…

A: In this question we have to find out the molarity of acetone by the given data of molality and…

Q: Commercial grade HCl solutions are typically 39.0% (by mass) HCl in water. Determine the molality of…

A: Consider the given information is as follows; 39.0% (by mass) HCl in water Molality of the solution…

Q: 3. Calculate the molality of the solution prepared by dissolving 34.3 g of glucose (CH12O6) in 321 g…

A: The mass of glucose, the solute is = 34.3 g The mass of water, the solvent is = 321 g The molar mass…

Q: Calculate the mass percent of the solute in a solution containing 19.5 g NH4Cl in 485 g of water.…

A:

Q: Calculate the molality of a 41.8 percent (by mass) aqueous solution of sodium chloride. m

A: The formula for mass percentage is as follow Mass percentage=Mass of componentTotal mass of…

Q: The density of an aqueous solution containing 20.0 percent of ethanol by mass is 0.986 g/mL. (a)…

A:

Q: What is the molality of a solution formed by dissolving 1.28 mol of KCl in 17.0 mol of water?

A: Given: Moles of KCl = 1.28 mol Moles of H2O = 17.0 mol Molar mass of H2O = 18.02 g/mol

Q: What is the molality of a solution with a percent mass of 33.5% of sodium perchlorate?

A:

Q: Calculate the molality of a 42.4 percent (by mass) aqueous solution of sodium chloride

A: The mass percent concentration of sodium chloride solution is = 42.4 % The molality of the solution…

Q: ne molality of a solution m

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A solution was made by dissolving 10.000 g of NaCl (58.44 g/mol) in 150. mL (assume 1g/mL) of water.…

A:

Q: What is the molality of a solution that is 15.0% by mass sodium chloride and that has a density of…

A: Given : Percent by mass of sodium chloride i.e NaCl = 15.0 % And density of solution = 1.10 g/mL.…